Yamaha BIG BEAR 400 Owner's Manual page 105

ECB00310
CAUTION:
When removing the engine oil drain bolt, the
compression spring, oil strainer and O-ring will
fall out. Take care not to lose these parts.
NOTE:
Skip steps 5–9 if the oil filter element is not being
cleaned.
5. Remove the oil filter element cover by remov-
ing the bolts, and then remove the oil filter el-
ement.
1. Oil filter element cover
2. Bolt
1. O-ring
2. Oil filter element
6. Clean the oil strainer and oil filter element with
solvent.
7. Check the O-rings for damage and replace it if
necessary.
8. Install the oil filter element and O-ring.
NOTE:
Make sure that the O-ring is properly seated.
9. Install the oil filter element cover by installing
the bolts, and then tighten them to the speci-
fied torque.
8-13
8